/*
 * Copyright 2021 wang shuai, suomm.macher@foxmail.com.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.github.simplegame.support;

/**
 * 可移动的模型接口，定义向指定方向移动指定步长的方法。
 *
 * @author 王帅
 * @since 1.0
 */
public interface Movable {

    /**
     * 模型的移动。
     *
     * @param direction 方向
     * @param step 步长
     */
    void move(Direction direction, int step);

    /**
     * 向随机方向移动一步。
     *
     * @since 1.2
     */
    default void move() {
        this.move(Direction.random(), 1);
    }

    /**
     * 向指定方向移动一步。
     *
     * @param direction 移动方向
     * @since 1.2
     */
    default void move(Direction direction) {
        this.move(direction, 1);
    }

}
